.github/workflows/deploy.yml

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.

name: Deploy
on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - "*"
jobs:
  deploy:
    name: Deploy
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@master
      - uses: actions/setup-ruby@v1
      - name: Install dependencies
        run: |
          bundle install
      - name: Build
        run: |
          if [ "${GITHUB_REPOSITORY}" = "apache/arrow-site" ]; then
            # Production
            BASE_URL=
          else
            # On a fork, so we'll deploy to GitHub Pages
            BASE_URL=$(echo ${GITHUB_REPOSITORY} | sed -e 's@.*/@/@')
          fi
          JEKYLL_ENV=production \
            bundle exec \
              jekyll build \
                --baseurl="${BASE_URL}" \
                --destination=../build
      - name: Deploy
        run: |
          if [ "${GITHUB_REPOSITORY}" = "apache/arrow-site" ]; then
            # Production
            TARGET_BRANCH=asf-site
          else
            # On a fork, so we'll deploy to GitHub Pages
            TARGET_BRANCH=gh-pages
          fi
          git config user.name "$(git log -1 --pretty=format:%an)"
          git config user.email "$(git log -1 --pretty=format:%ae)"
          git remote add deploy \
            https://x-access-token:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY}.git
          if ! git checkout ${TARGET_BRANCH}; then
            git checkout -b ${TARGET_BRANCH} remotes/origin/asf-site
          fi
          rsync \
            -a \
            --delete \
            --exclude '/.git/' \
            --exclude '/docs/' \
            ../build/ \
            ./
          if [ "$(git status --porcelain)" != "" ]; then
            # There are changes to the built site
            git add --all
            git commit -m "Updating built site (build ${GITHUB_SHA})"
            git push deploy ${TARGET_BRANCH}
          else
            echo "No changes to the built site"
          fi
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      - name: Comment GitHub Pages URL
        uses: actions/github-script@0.2.0
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const payload = context.payload;
            const base_repo = payload.pull_request.base.repo;
            const head_repo = payload.pull_request.head.repo;
            const github_pages_url =
              `https://${head_repo.owner.login}.github.io/${head_repo.name}/`;
            const body = `${github_pages_url}\n${payload.after}`;
            github.issues.createComment({
                                          "owner": base_repo.owner.login,
                                          "repo": base_repo.name,
                                          "issue_number": payload.number,
                                          "body": body
                                        });
        if: github.event_name == 'pull_request'